H02J 3/38
Arrangements for feeding a single network from two or more generators or
Official title: Arrangements for feeding a single network from two or more generators or sources in parallel; Arrangements for feeding already energised networks from additional generators or sources in parallel
H02J3/38 (Arrangements for feeding a single network from two or more generators or) appears on 8,694 US grants and 11,346 published applications in this corpus.
Search patents in H02J- Granted patents
- 8,694
- Published applications
- 11,346
- Assignees
- 2,886
- Inventors
- 17,315
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 3 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 12 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 10 | 0 |
| 1997 | 15 | 0 |
| 1998 | 21 | 0 |
| 1999 | 15 | 0 |
| 2000 | 15 | 0 |
| 2001 | 31 | 8 |
| 2002 | 27 | 37 |
| 2003 | 23 | 43 |
| 2004 | 31 | 59 |
| 2005 | 38 | 73 |
| 2006 | 52 | 66 |
| 2007 | 49 | 86 |
| 2008 | 63 | 117 |
| 2009 | 63 | 146 |
| 2010 | 83 | 235 |
| 2011 | 135 | 392 |
| 2012 | 184 | 485 |
| 2013 | 259 | 523 |
| 2014 | 273 | 510 |
| 2015 | 345 | 562 |
| 2016 | 439 | 580 |
| 2017 | 507 | 617 |
| 2018 | 549 | 611 |
| 2019 | 618 | 661 |
| 2020 | 632 | 809 |
| 2021 | 696 | 672 |
| 2022 | 632 | 827 |
| 2023 | 658 | 880 |
| 2024 | 791 | 867 |
| 2025 | 828 | 828 |
| 2026 | 489 | 652 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Computer-implemented method for training at least one model for controlling asset allocation in a distributed energy system8 Oct 2026US 2026/0310149 A1Elisa Oyj
- Electrical service type classification8 Oct 2026US 2026/0311191 A1Itron, Inc.
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Most cited
By later US patents
- System and method for controlling power demand over an integrated wireless network445US 6,671,586 B2StatSignal Systems, Inc. · 2003
- Anti-islanding method and apparatus for distributed power generation433US 6,219,623 B1Plug Power Inc. · 2001
- Systems for highly efficient solar power conversion377US 7,605,498 B2Ampt, LLC · 2009
- Inverter control methodology for distributed generation sources connected to a utility grid372US 7,248,946 B2Advanced Energy Conversion, LLC · 2007
- Systems for boundary controlled solar power conversion370US 7,719,140 B2Ampt, LLC · 2010